added: SessionContainer special container used by SessionManager
sessions are indexed by id and time (last used time)
changed: old sessions are deleted
parameter: session_max_iddle in the config file
added: function 'who'
git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@483 e52654a7-88a9-db11-a3e9-0013d4bc506e
pull/3/head
parent
a48766871d
commit
7d73d048c8
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/*
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* This file is a part of CMSLU -- Content Management System like Unix
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* and is not publicly distributed
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*
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* Copyright (c) 2008, Tomasz Sowa
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* All rights reserved.
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*
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*/
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#include "content.h"
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#include "../app/content.h"
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void Content::FunRun()
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{
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}
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@ -0,0 +1,139 @@
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/*
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* This file is a part of CMSLU -- Content Management System like Unix
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* and is not publicly distributed
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*
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* Copyright (c) 2008, Tomasz Sowa
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* All rights reserved.
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*
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*/
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#include "sessioncontainer.h"
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void SessionContainer::Clear()
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{
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table.clear();
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index_id.clear();
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index_time.clear();
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}
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SessionContainer::Iterator SessionContainer::Begin()
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{
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return table.begin();
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}
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SessionContainer::Iterator SessionContainer::End()
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{
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return table.end();
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}
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Session & SessionContainer::Back()
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{
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return table.back();
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}
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bool SessionContainer::PushBack(const Session & session)
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{
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if( index_id.find(session.id) != index_id.end() )
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// that element already exists
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return false;
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Iterator last = table.insert(table.end(), session);
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index_id.insert( std::make_pair(session.id, last) );
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index_time.insert( std::make_pair(session.last_time, last) );
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log << log3 << "SC: added session, id: " << session.id << logend;
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return true;
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}
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SessionContainer::Iterator SessionContainer::FindById(long id)
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{
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IndexId::iterator i;
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i = index_id.find(id);
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if( i == index_id.end() )
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return table.end();
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return i->second;
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}
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void SessionContainer::DelFirstByTimeInterval(time_t interval)
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{
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IndexTime::iterator i = index_time.begin();
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IndexTime::iterator iold;
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time_t limit = std::time(0) - interval;
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for( ; i != index_time.end() && i->second->last_time < limit ; )
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{
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long id = i->second->id;
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iold = i;
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++i;
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// we're logging session.id (call this before table.erase())
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DelFromIdIndex(iold->second);
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table.erase(iold->second);
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index_time.erase(iold);
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log << log3 << "SC: deleted index_time for session id: " << id << logend;
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log << log3 << "SC: deleted session, id: " << id << logend;
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}
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}
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void SessionContainer::DelFromIdIndex(SessionContainer::Iterator iter)
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{
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IndexId::iterator i;
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for( i = index_id.begin() ; i!=index_id.end() ; ++i)
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{
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if( i->second == iter )
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{
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index_id.erase(i);
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log << log3 << "SC: deleted index_id for session id: " << iter->id << logend;
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break;
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}
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}
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}
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void SessionContainer::UpdateLastTime(SessionContainer::Iterator iter, time_t new_time)
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{
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IndexTime::iterator i = index_time.lower_bound(iter->last_time);
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bool found = false;
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for( ; i != index_time.end() ; ++i)
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{
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if( i->second == iter )
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{
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index_time.erase(i);
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index_time.insert( std::make_pair(new_time, iter) );
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iter->last_time = new_time;
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iter->tm_last_time = *std::localtime(&new_time);
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log << log3 << "SC: last time and the time index for session id: " << iter->id << " updated" << logend;
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found = true;
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break;
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}
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}
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if( !found )
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log << log1 << "SC: cannot update the time, time index not found for session id: " << iter->id << logend;
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}
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@ -0,0 +1,58 @@
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/*
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* This file is a part of CMSLU -- Content Management System like Unix
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* and is not publicly distributed
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*
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* Copyright (c) 2008, Tomasz Sowa
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* All rights reserved.
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*
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*/
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#ifndef headerfilesessioncontainer
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#define headerfilesessioncontainer
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#include <list>
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#include <map>
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#include <ctime>
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#include "session.h"
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#include "log.h"
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class SessionContainer
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{
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public:
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typedef std::list<Session> Table;
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typedef Table::iterator Iterator;
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typedef std::map<long, Iterator> IndexId;
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typedef std::multimap<time_t, Iterator> IndexTime;
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private:
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Table table;
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IndexId index_id;
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IndexTime index_time;
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void DelFromIdIndex(Iterator iter);
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public:
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void Clear();
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Iterator Begin();
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Iterator End();
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Session & Back();
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bool PushBack(const Session & session);
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Iterator FindById(long);
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void DelFirstByTimeInterval(time_t interval);
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void UpdateLastTime(Iterator iter, time_t new_time);
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};
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#endif
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@ -0,0 +1,102 @@
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/*
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* This file is a part of CMSLU -- Content Management System like Unix
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* and is not publicly distributed
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*
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* Copyright (c) 2008, Tomasz Sowa
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* All rights reserved.
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*
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*/
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#include "templates.h"
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#include "../core/sessioncontainer.h"
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#include "../core/requestcontroller.h"
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#include "../core/misc.h"
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namespace TemplatesFunctions
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{
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static size_t who_reqid = 0;
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SessionContainer::Iterator who_iterator;
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size_t who_lp;
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bool who_init()
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{
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if( who_reqid != request.id )
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{
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who_reqid = request.id;
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who_iterator = req_controller.SessionBegin();
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who_lp = 1;
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}
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return who_iterator != req_controller.SessionEnd();
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}
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void who_tab(Info & i)
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{
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who_init();
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if( i.iter != 0 && who_iterator != req_controller.SessionEnd() )
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{
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++who_iterator;
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++who_lp;
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}
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i.result = who_iterator != req_controller.SessionEnd();
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}
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void who_tab_lp(Info & i)
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{
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if( !who_init() )
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return;
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i.out << who_lp;
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}
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void who_tab_user(Info & i)
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{
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if( !who_init() )
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return;
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if( who_iterator->puser )
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i.out << who_iterator->puser->name;
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}
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void who_tab_time(Info & i)
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{
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if( !who_init() )
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return;
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i.out << DateToStr( who_iterator->tm_time.tm_mon + 1,
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who_iterator->tm_time.tm_mday,
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who_iterator->tm_time.tm_hour,
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who_iterator->tm_time.tm_min,
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who_iterator->tm_time.tm_sec );
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}
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void who_tab_last_time(Info & i)
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{
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if( !who_init() )
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return;
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i.out << DateToStr( who_iterator->tm_last_time.tm_mon + 1,
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who_iterator->tm_last_time.tm_mday,
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who_iterator->tm_last_time.tm_hour,
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who_iterator->tm_last_time.tm_min,
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who_iterator->tm_last_time.tm_sec );
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}
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} // namespace TemplatesFunctions
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